<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Large HTML Document</title>
    <style>
        body { font-family: sans-serif; }
        .container { width: 80%; margin: 0 auto; }
        .header { background: #333; color: #fff; padding: 1rem; }
        .footer { background: #333; color: #fff; padding: 1rem; text-align: center; }
        .main { padding: 1rem; }
        .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
        .card { border: 1px solid #ccc; padding: 1rem; }
    </style>
</head>
<body>
    <div class="container">
        <header class="header">
            <h1>Large HTML Document for Testing</h1>
        </header>
        <main class="main">
            <p>This is a large HTML document created for testing purposes. It contains a variety of elements to simulate a real-world web page.</p>
            <div class="grid">
                <div class="card"><h2>Card 1</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 2</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 3</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 4</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 5</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 6</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 7</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 8</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
                <div class="card"><h2>Card 9</h2><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p></div>
            </div>
            <section>
                <h2>More Content</h2>
                <p>Here is some more content to make the file larger.</p>
                <ul>
                    <li>List item 1</li>
                    <li>List item 2</li>
                    <li>List item 3</li>
                    <li>List item 4</li>
                    <li>List item 5</li>
                    <li>List item 6</li>
                    <li>List item 7</li>
                    <li>List item 8</li>
                    <li>List item 9</li>
                    <li>List item 10</li>
                </ul>
                <p>Even more content...</p>
                <pre><code>
function helloWorld() {
    console.log("Hello, world!");
}
                </code></pre>
            </section>
            <section>
                <h2>And More...</h2>
                <p>Adding more sections to increase the size of the document.</p>
                <table>
                    <thead>
                        <tr>
                            <th>Header 1</th>
                            <th>Header 2</th>
                            <th>Header 3</th>
                        </tr>
                    </thead>
                    <tbody>
                        <tr>
                            <td>Data 1</td>
                            <td>Data 2</td>
                            <td>Data 3</td>
                        </tr>
                        <tr>
                            <td>Data 4</td>
                            <td>Data 5</td>
                            <td>Data 6</td>
                        </tr>
                        <tr>
                            <td>Data 7</td>
                            <td>Data 8</td>
                            <td>Data 9</td>
                        </tr>
                    </tbody>
                </table>
            </section>
        </main>
        <footer class="footer">
            <p>&copy; 2025 Test Document</p>
        </footer>
    </div>
</body>
</html>
